From: Wolfram Sang <w.sang@pengutronix.de>
To: barebox@lists.infradead.org
Cc: Wolfram Sang <w.sang@pengutronix.de>
Subject: [PATCH 01/10] mtd: move is_power_of_2() to a public place
Date: Mon, 10 Dec 2012 09:14:06 +0100 [thread overview]
Message-ID: <1355127255-24797-2-git-send-email-w.sang@pengutronix.de> (raw)
In-Reply-To: <1355127255-24797-1-git-send-email-w.sang@pengutronix.de>
Will need this later for ubiformat.
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
---
drivers/mtd/ubi/ubi-barebox.h | 5 +----
include/mtd/utils.h | 25 +++++++++++++++++++++++++
2 files changed, 26 insertions(+), 4 deletions(-)
create mode 100644 include/mtd/utils.h
diff --git a/drivers/mtd/ubi/ubi-barebox.h b/drivers/mtd/ubi/ubi-barebox.h
index 72f29a6..919dc50 100644
--- a/drivers/mtd/ubi/ubi-barebox.h
+++ b/drivers/mtd/ubi/ubi-barebox.h
@@ -25,6 +25,7 @@
#include <linux/string.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/ubi.h>
+#include <mtd/utils.h>
#define crc32(seed, data, length) crc32_no_comp(seed, (unsigned char const *)data, length)
@@ -53,10 +54,6 @@ do { \
#define put_device(...)
#define ubi_sysfs_init(...) 0
#define ubi_sysfs_close(...) do { } while (0)
-static inline int is_power_of_2(unsigned long n)
-{
- return (n != 0 && ((n & (n - 1)) == 0));
-}
/* FIXME */
#define MKDEV(...) 0
diff --git a/include/mtd/utils.h b/include/mtd/utils.h
new file mode 100644
index 0000000..229fb34
--- /dev/null
+++ b/include/mtd/utils.h
@@ -0,0 +1,25 @@
+/*
+ * mtd/utils.h - helper functions for various MTD utilities
+ *
+ * Copyright (C) 2012 by Wolfram Sang <w.sang@pengutronix.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef INCLUDE_MTD_UTILS_H
+# define INCLUDE_MTD_UTILS_H
+
+static inline int is_power_of_2(unsigned long n)
+{
+ return (n != 0 && ((n & (n - 1)) == 0));
+}
+
+#endif /* INCLUDE_MTD_UTILS_H */
--
1.7.10.4
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next prev parent reply other threads:[~2012-12-10 8:14 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-10 8:14 [PATCH 00/10] add ubiformat command Wolfram Sang
2012-12-10 8:14 ` Wolfram Sang [this message]
2012-12-11 9:22 ` [PATCH 01/10] mtd: move is_power_of_2() to a public place Sascha Hauer
2012-12-11 14:57 ` Wolfram Sang
2012-12-10 8:14 ` [PATCH 02/10] ubi: consolidate ubi-media.h Wolfram Sang
2012-12-10 8:14 ` [PATCH 03/10] ubi: bump ubi-media.h to newest version Wolfram Sang
2012-12-11 9:24 ` Sascha Hauer
2012-12-11 15:17 ` Wolfram Sang
2012-12-10 8:14 ` [PATCH 04/10] devfs & mtd: add MEMERASE ioctl support Wolfram Sang
2012-12-10 8:14 ` [PATCH 05/10] mtd: utils: apply macros for message printouts Wolfram Sang
2012-12-10 8:14 ` [PATCH 06/10] lib: add ubiutils-common Wolfram Sang
2012-12-11 9:35 ` Sascha Hauer
2012-12-11 19:17 ` Wolfram Sang
2012-12-12 9:08 ` Sascha Hauer
2012-12-10 8:14 ` [PATCH 07/10] lib: add libscan Wolfram Sang
2012-12-10 8:14 ` [PATCH 08/10] lib: add libubigen Wolfram Sang
2012-12-10 8:14 ` [PATCH 09/10] lib: add barebox version of libmtd Wolfram Sang
2012-12-10 8:14 ` [PATCH 10/10] commands: add ubiformat Wolfram Sang
2012-12-11 9:57 ` Sascha Hauer
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